Cal. Civil Code - CIV § 2362. Section 2362.
An auctioneer, in the absence of special authorization or usage to the contrary, has authority from the seller, only as follows:
1.
To sell by public auction to the highest bidder;
2.
To sell for cash only, except such articles as are usually sold on credit at auction;
3.
To warrant, in like manner with other agents to sell, according to Section 2323;
4.
To prescribe reasonable rules and terms of sale;
5.
To deliver the thing sold, upon payment of the price;
6.
To collect the price; and,
7.
To do whatever else is necessary, or proper and usual, in the ordinary course of business, for effecting these purposes.